Chitetezo: Palibe mkwiyo, Palibe kutupa, Kusagwirizana bwino
Kukongola: Mtundu wamano achilengedwe utha kuberekanso
Kukhazikika: Kutentha kotsika kotsika, kutentha ndi kuzizira sikusangalatsa zamkati
Kukhazikika: Mphamvu yopitilira 1200MPa, yolimba komanso yothandiza